We found 24 dictionaries that define the word photolysis:

General (13 matching dictionaries)

1. photolysis: Merriam-Webster
2. photolysis: Oxford Learner's Dictionaries
3. photolysis: American Heritage Dictionary of the English Language
4. photolysis: Collins English Dictionary
5. photolysis: Wordnik
6. photolysis: Wiktionary
7. photolysis: Webster's New World College Dictionary, 4th Ed.
8. photolysis: The Wordsmyth English Dictionary-Thesaurus
9. photolysis: Infoplease Dictionary
10. photolysis: Dictionary.com
11. Photolysis: Wikipedia, the Free Encyclopedia
12. photolysis: The Phrontistery - A Dictionary of Obscure Words
13. photolysis: TheFreeDictionary.com

Computing (1 matching dictionary)

14. photolysis: Encyclopedia

Medicine (5 matching dictionaries)

15. photolysis: Merriam-Webster Medical Dictionary
16. Dorland's Illustrated Medical Dictionary (No longer online)
17. Medical Dictionary (No longer online)
18. online medical dictionary (No longer online)
19. photolysis: Medical dictionary

Science (2 matching dictionaries)

20. photolysis: PHYSICAL ORGANIC CHEMISTRY
21. Atmospheric Chemistry and Air Quality (No longer online)

Tech (3 matching dictionaries)

22. Photolysis: Glossary of Air Pollution Terms
23. Glossary of Meteorology (No longer online)
24. Lake and Water Word Glossary (No longer online)

(Note: See photolytic as well.)

Definitions from Wiktionary (photolysis) ▸ noun:  (chemistry) Any chemical reaction in which a compound is decomposed after absorbing a photon Similar: photodecomposition, photoreduction, photothermolysis, photoaquation, radiolysis, photocatalysis, photodegradation, thermolysis, photodissolution, homolysis, more... Types: direct, indirect, photodissociation, photodisintegration, photodecomposition, more... Phrases: flash photolysis, more... Adjectives: direct, laser, indirect, ultraviolet, secondary, rapid, subsequent, sensitized, further, complete, solar ▸ Words similar to photolysis ▸ Usage examples for photolysis ▸ Idioms related to photolysis ▸ Wikipedia articles (New!) ▸ Popular adjectives describing photolysis ▸ Words that often appear near photolysis ▸ Rhymes of photolysis ▸ Invented words related to photolysis